April is one of the cooler months of the year in Forest Hills, with average highs near 11.8°C and lows around 5.9°C (mean 8.9°C). It is about average for rainfall, averaging 108 mm of rainfall and 82% relative humidity across the period.
April is one of the cooler months of the year in Forest Hills. Across 45 years of records, the warmest April in Forest Hills was 2023 — when the month averaged 11°C — while the coldest was 2003 at 7°C. Typical April days reach 11.8°C with nights near 5.9°C. The long-term trend is warming, about 0.3°C per decade.
April is about average for rainfall in Forest Hills, averaging 108 mm of rainfall. The wettest April on record was 1983 with 260 mm, while the driest was 1985 at 26 mm.
Relative humidity in Forest Hills during April averages 82%. The most humid April was 1987 at 87%, and the least humid was 2012 at 75%.
April receives about 5 kWh/m²/day of solar energy in Forest Hills. The sunniest April was 2012 at 5.8 kWh/m²/day, and the cloudiest were 1984 and 2000 at 4.1.
Average wind speed in Forest Hills during April is 4.1 m/s. The windiest Aprils were 1982 and 1996 at 5.1 m/s, while the calmest was 2001 at 3.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 8.3°C | 8.4°C | 8.9°C | 9.2°C | 9.5°C | +1.2°C |
| Avg High | 11.4°C | 11.4°C | 11.8°C | 12.2°C | 12.3°C | +0.9°C |
| Avg Low | 5.3°C | 5.4°C | 6.0°C | 6.2°C | 6.7°C | +1.4°C |
| Avg Rain | 120 mm | 92 mm | 108 mm | 101 mm | 126 mm | +6 mm |
April temperatures in Forest Hills have risen by about 1.3°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -5.9°C (1982) to a record high of 24.9°C (2002).
Rainfall in April is about average for rainfall, averaging 108 mm, with a wettest year of 260 mm.
A good time to visit Forest Hills
April is a good time to visit Forest Hills, with days averaging 11.8°C and nights around 5.9°C (mean 8.9°C, cooler than Forest Hills's yearly average) and higher rainfall. August and July are marginally more temperate, but April still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 12.5°C | 9.6°C | 6.8°C | 18.4°C | 0.1°C | 80 mm | 80% | 4.4 m/s | 4.7 |
| 2024 | 12.0°C | 9.5°C | 7.0°C | 20.7°C | 3.6°C | 131 mm | 84% | 4.1 m/s | 4.7 |
| 2023 🔥 | 13.8°C | 11.0°C | 8.2°C | 21.3°C | 3.4°C | 185 mm | 82% | 3.8 m/s | 4.8 |
| 2022 | 11.8°C | 9.0°C | 6.1°C | 17.8°C | 1.9°C | 138 mm | 79% | 4.4 m/s | 5.3 |
| 2021 | 12.8°C | 9.6°C | 6.4°C | 18.9°C | -0.4°C | 74 mm | 80% | 3.8 m/s | 5.1 |
| 2020 | 11.0°C | 8.3°C | 5.7°C | 16.6°C | 2.5°C | 148 mm | 80% | 5 m/s | 4.5 |
| 2019 | 12.6°C | 9.9°C | 7.2°C | 17.8°C | 0.0°C | 137 mm | 84% | 4.2 m/s | 4.8 |
| 2018 | 10.0°C | 7.1°C | 4.3°C | 16.1°C | 0.2°C | 130 mm | 82% | 4.3 m/s | 4.8 |
| 2017 | 13.2°C | 10.4°C | 7.6°C | 20.8°C | 2.1°C | 122 mm | 86% | 3.8 m/s | 4.6 |
| 2016 | 12.3°C | 9.1°C | 5.8°C | 19.4°C | -2.2°C | 72 mm | 79% | 4.2 m/s | 5.3 |
| 2015 | 11.6°C | 8.5°C | 5.4°C | 17.9°C | 0.2°C | 71 mm | 82% | 4.1 m/s | 5.2 |
| 2014 | 11.0°C | 7.9°C | 4.8°C | 15.4°C | -0.4°C | 162 mm | 82% | 4.3 m/s | 5.3 |
| 2013 | 11.8°C | 8.7°C | 5.7°C | 19.4°C | 0.2°C | 49 mm | 80% | 4.2 m/s | 5.6 |
| 2012 | 13.8°C | 10.4°C | 7.1°C | 19.6°C | 3.5°C | 73 mm | 75% | 4.2 m/s | 5.8 |
| 2011 | 12.1°C | 9.3°C | 6.6°C | 17.9°C | 2.1°C | 127 mm | 86% | 4.4 m/s | 4.2 |
| 2010 | 13.9°C | 10.7°C | 7.5°C | 20.7°C | 4.4°C | 71 mm | 82% | 3.6 m/s | 5.5 |
| 2009 | 12.0°C | 9.3°C | 6.5°C | 22.5°C | 0.8°C | 116 mm | 82% | 4.2 m/s | 4.6 |
| 2008 | 12.5°C | 9.7°C | 7.0°C | 19.8°C | 1.1°C | 70 mm | 83% | 3.8 m/s | 5.1 |
| 2007 | 10.3°C | 7.6°C | 4.8°C | 18.5°C | -0.3°C | 228 mm | 82% | 4.1 m/s | 4.5 |
| 2006 | 13.1°C | 10.0°C | 6.8°C | 21.4°C | 2.7°C | 110 mm | 79% | 3.9 m/s | 5.4 |
| 2005 | 12.3°C | 9.2°C | 6.1°C | 20.4°C | 2.5°C | 99 mm | 81% | 4 m/s | 5.4 |
| 2004 | 11.5°C | 8.6°C | 5.7°C | 17.4°C | -0.6°C | 138 mm | 84% | 4.1 m/s | 4.9 |
| 2003 ❄️ | 9.7°C | 7.0°C | 4.3°C | 18.8°C | -0.5°C | 83 mm | 84% | 4.5 m/s | 4.7 |
| 2002 | 14.0°C | 10.7°C | 7.4°C | 24.9°C | -0.5°C | 88 mm | 76% | 4.1 m/s | 5.2 |
| 2001 | 12.0°C | 8.8°C | 5.6°C | 19.3°C | 1.0°C | 45 mm | 81% | 3.3 m/s | 5.1 |
| 2000 | 11.1°C | 8.4°C | 5.7°C | 18.9°C | 1.6°C | 101 mm | 83% | 4.7 m/s | 4.1 |
| 1999 | 12.1°C | 8.8°C | 5.6°C | 17.7°C | 2.2°C | 63 mm | 79% | 3.9 m/s | 5.4 |
| 1998 | 12.0°C | 9.2°C | 6.3°C | 15.7°C | 2.3°C | 141 mm | 82% | 3.8 m/s | 4.8 |
| 1997 | 11.3°C | 8.1°C | 5.0°C | 17.0°C | -0.7°C | 83 mm | 80% | 4.4 m/s | 5.4 |
| 1996 | 10.2°C | 7.6°C | 5.0°C | 16.0°C | 0.9°C | 139 mm | 85% | 5.1 m/s | 4.9 |
| 1995 | 10.9°C | 7.7°C | 4.5°C | 16.0°C | -2.7°C | 60 mm | 78% | 3.9 m/s | 5.5 |
| 1994 | 12.6°C | 9.5°C | 6.3°C | 19.4°C | 0.6°C | 68 mm | 84% | 3.8 m/s | 5.3 |
| 1993 | 11.1°C | 8.1°C | 5.0°C | 17.4°C | 0.8°C | 102 mm | 85% | 4.4 m/s | 5 |
| 1992 | 10.2°C | 7.3°C | 4.3°C | 16.3°C | 0.0°C | 45 mm | 82% | 3.5 m/s | 4.7 |
| 1991 | 12.1°C | 9.1°C | 6.2°C | 18.6°C | 0.9°C | 102 mm | 84% | 3.9 m/s | 4.8 |
| 1990 | 11.5°C | 8.7°C | 5.9°C | 20.1°C | 0.5°C | 112 mm | 83% | 4.3 m/s | 4.8 |
| 1989 | 11.2°C | 8.0°C | 4.8°C | 19.2°C | 0.8°C | 101 mm | 79% | 3.9 m/s | 5 |
| 1988 | 10.7°C | 8.0°C | 5.3°C | 15.0°C | 2.2°C | 56 mm | 82% | 4.5 m/s | 5.1 |
| 1987 | 10.8°C | 8.3°C | 5.8°C | 14.3°C | 1.0°C | 133 mm | 87% | 4 m/s | 4.3 |
| 1986 | 11.4°C | 8.7°C | 6.1°C | 17.4°C | 2.6°C | 129 mm | 83% | 4 m/s | 4.9 |
| 1985 | 12.8°C | 9.6°C | 6.5°C | 20.6°C | -0.7°C | 26 mm | 78% | 3.8 m/s | 5.3 |
| 1984 | 11.0°C | 8.0°C | 5.1°C | 17.0°C | 0.0°C | 146 mm | 86% | 3.9 m/s | 4.1 |
| 1983 🌧️ | 11.2°C | 8.3°C | 5.5°C | 18.3°C | 0.9°C | 260 mm | 86% | 4.2 m/s | — |
| 1982 | 10.7°C | 7.1°C | 3.5°C | 16.7°C | -5.9°C | 133 mm | 79% | 5.1 m/s | — |
| 1981 | 12.8°C | 9.1°C | 5.5°C | 18.4°C | 0.4°C | 99 mm | 80% | 4.6 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 11.8°C with lows near 5.9°C (mean 8.9°C), based on 45 years of NASA POWER data.
April averages 108 mm of rainfall in Forest Hills, about average for rainfall. The wettest on record was 260 mm in 1983.
The hottest April reached 24.9°C in 2002. The coldest dipped to -5.9°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.3°C. Daytime highs moved from 11.7°C to 12.6°C and overnight lows from 5.2°C to 6.9°C over the same span.
April is one of the cooler months of the year in Forest Hills and about average for rainfall, so plan for around 11.8°C daytime highs and 5.9°C at night.
Not quite — April is the 5th coolest month in Forest Hills, averaging 8.9°C.
For April in Forest Hills, pack warm layers and a jacket for chilly mornings, with typical highs of 11.8°C and lows of 5.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 82% — quite humid.
Average wind speed in April is 4.1 m/s. The windiest April on record averaged 5.1 m/s (1982).
The wettest April on record was 1983 with 260 mm. On average, April sees 108 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Forest Hills behaves each April, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for April specifically, along with year-by-year records and how the month has changed over the decades.
